Home / 7,805,206,131.66-10,771,198,228.98-4,236,915,508.74

Finding the Fourth Proportional to 7,805,206,131.66, 10,771,198,228.98 and 4,236,915,508.74

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Solution

The fourth proportional to 7,805,206,131.66, 10,771,198,228.98 and 4,236,915,508.74 is: 5,846,950,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805,206,131.66 : 10,771,198,228.98 = 4,236,915,508.74 : x
  2. Step 2: Convert to fraction form
    7,805,206,131.66/10,771,198,228.98 = 4,236,915,508.74/x
  3. Step 3: Cross multiply
    7,805,206,131.66x = 10,771,198,228.98 × 4,236,915,508.74
  4. Step 4: Simplify right side
    7,805,206,131.66x = 45,636,656,824,078,180,352
  5. Step 5: Solve for x
    x = 45,636,656,824,078,180,352/7,805,206,131.66
  6. Step 6: Final answer
    x = 5,846,950,875.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.